D12, D91, I22, I23, I24, I26, J19
C93 Field Experiments - D91 Role and Effects of Psychological, Emotional, Social, and Cognitive Factors on Decision Making
D91, I20, J16, O33
C91, D70, D91
D91, I38
H42, L95, D91, O18
C92; D83; D91
D64, D91
H53 (Government Expenditures and Welfare Programs) D91 (Role and Effects of Psychological
C99, D11, D81, D91